Subtract 9/7 from 32/72
1st number: 32/72, 2nd number: 1 2/7
32/72 - 9/7 is -53/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
32/72 = 32 × 7/72 × 7 = 224/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
9/7 = 9 × 72/7 × 72 = 648/504 - Subtract the two like fractions:
224/504 - 648/504 = 224 - 648/504 = -424/504 - After reducing the fraction, the answer is -53/63
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